I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
On the BMD200 evaluation kit ( www.rigado.com/.../) using the nrf58001:
--> UART TX (pin P0.09) works - confirmed with logic analyzer and Serial Port Terminal on the PC...
We are operating on nRF51822 QFAC with S130 SD. We have a functionality where the device switches between scanning and advertising. Strangely we have observed that after few...
Hi,
When i read the ble_peripheral sample of the SDK, i have a question below.
If my peripheral is connecting a central, then i use function sd_ble_gap_disconnect() to disconnect...
Hi,
The established time tick source for FreeRTOS is RTC1 via the APP_TIMER module. I am trying to shift the basis of the APP_TIMER from RTC1 to TIMER2, so that I can use...
Hi,
I am trying to use the PORT event to trigger interrupts when a button is toggled, i.e. both on LoToHi and HiToLo.
To my understanding PORT events are generated by...
Hi,
I have an nRF52 dev board (PCA10040). I have been using this board for measuring current. I am using the Keil tools.
Yesterday I made a change to main.c in the ...
Hello,
I am working on S120 v2.1.0 and SDK 9.0 for central and I am able to connect to my iPad. Now I need the central to delete the bonding information stored using pstorage...
Hi All,
I am wondering if I could upgrade from S110 to S130 over the air.
What I see in the S110 and S130 hex file is that the MBR is different. Not many bytes but it...
I see that there is a 1.2 Volt VBG reference available for the ADC but that reference doesn't seem to be available for the low power comparator. Is there any undocumented...
I'm developing a central providing NUS client services to multiple concurrent peripherals. I had code working reliably under SDK 9.0.0 based on the NUS client example in github...
Hi, we looked at your BOM for matching components in your file:
www.nordicsemi.com/.../15787782
for QFAC variant of the IC. You use LQP15MN27NG02D as 27nH inductor which...
Hello guys,
I am using this repo to update my device's firmware but after the update is complete, the iPhone cannot find the correct devices services anymore.
To detail...
We're using the NRF51822 and the S130 with V9.0 SDK, and we're using most of the features of the SDK for our Firmware; but I'm running into a problem flashing the device on...
I'm rolling my own very simple PWM implementation (I'm not using the PWM example code). My code is below:
#define GPIOTE_CHANNEL_NUMBER 0
#define PCLK16M 16000000
#define...
HI:
I use gzell protocol to realize 2.4G communication with SDK 5. I wonder that is the gazell protocol update in SDK9 or SDK10 ? and is there any improvement in latest version...
